摘要
目的 建立重庆市正常青少年临床牙冠高度、临床牙冠中心高度的均值及标准差并分析其特点,为正畸临床提供依据。方法 选择重庆市正常青少年牙颌模型92副(男45副,女 47 副),用数显游标卡尺在模型上测量临床牙冠高度及临床牙冠中心高度,对测量结果进行统计分析并与国内外的相关资料进行对比研究。结果 重庆市正常青少年的临床牙冠中心高度与国内外的相关资料测量结果不同。结论 临床牙冠中心高度存在种族和地区差异,临床上应参照本地区的标准。
Objective To establish the norms of the height of clinical crowns and the center height of clinical crowns on normal occlusion in Chongqing teenagers and to provide the reference for diagnosis in orthodontics.Methods Ninety-two cases of normal occlusion dental model in Chongqing teenagers(45 boys and 47 girls) were selected. The height of clinical crown and the center height of clinical crown were measured with a vernier. The measurements were analysed with statistic methods and compared with that of different groups.Results The center height of clinical crowns were different according to different area and race.Conclusion The center height of clinical crowns is different according to different area and race. We shoud use our own norms in orthodontics.
出处
《重庆医学》
CAS
CSCD
2005年第3期339-340,共2页
Chongqing medicine
基金
重庆市科委重点项目子项目资助(7818)
关键词
正常he
牙模型
临床牙冠
测量
normal occlusion
dental model
clinical crown
measurement